176508-81-9
4-Cyano-3-fluorobenzoic acid
CAS: 176508-81-9
Molecular Formula: C8H4FNO2
176508-81-9 - Names and Identifiers
| Name | 4-Cyano-3-fluorobenzoic acid |
| Synonyms | 3-Fluoro-4-Cyanobenzoic acid 4-Cyano-3-fluorobenzoic acid 4-CYANO-3-FLUOROBENZOIC ACID 3-FLUORO-4-CYANOBENZOIC ACID 4-Carboxy-2-fluorobenzonitrile Benzoic acid, 4-cyano-3-fluoro- |
| CAS | 176508-81-9 |
| InChI | InChI=1/C8H4FNO2/c9-7-3-5(8(11)12)1-2-6(7)4-10/h1-3H,(H,11,12) |
176508-81-9 - Physico-chemical Properties
| Molecular Formula | C8H4FNO2 |
| Molar Mass | 165.12 |
| Density | 1.42±0.1 g/cm3(Predicted) |
| Melting Point | 162.0 to 166.0 °C |
| Boling Point | 335.7±27.0 °C(Predicted) |
| Flash Point | 156.9°C |
| Solubility | soluble in Methanol |
| Vapor Presure | 4.61E-05mmHg at 25°C |
| Appearance | powder to crystal |
| Color | White to Almost white |
| pKa | 3.20±0.10(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.564 |
| MDL | MFCD03094324 |
176508-81-9 - Risk and Safety
| Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R41 - Risk of serious damage to eyes R37/38 - Irritating to respiratory system and skin. R22 - Harmful if swallowed |
| Safety Description | S22 - Do not breathe dust. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S39 - Wear eye / face protection. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| UN IDs | 3439 |
| WGK Germany | 3 |
| HS Code | 29269090 |
| Hazard Note | Irritant |
176508-81-9 - Introduction
4-Cyano-3-fluorobenzoic acid is an organic compound with the formula C8H4FNO2. The following is a description of the properties, uses, preparation and safety information of the compound:
Nature:
-Appearance: 4-Cyano-3-fluorobenzoic acid is white solid or crystalline powder.
-Melting point: About 110-112 degrees Celsius.
-Solubility: Soluble in chloroform, ether, dichloromethane and alcohol solvents.
-Chemical properties: 4-Cyano-3-fluorobenzoic acid is an organic acid with acidity. It can react with alkali to form the corresponding salts.
Use:
-Chemical industry: 4-Cyano-3-fluorobenzoic acid can be used as an intermediate in organic synthesis and is commonly used in the preparation of organic compounds such as drugs, pesticides and dyes.
-Research use: The compound is also used as a chemical reagent, such as in organic synthesis reactions and research.
Method:
4-Cyano-3-fluorobenzoic acid is usually obtained by cyanation of p-fluorobenzoic acid. In a specific preparation method, sodium cyanide and trichlorosodium cyanurate are reacted in a solvent, and the target product is obtained through steps of hydrolysis, acidification, crystallization and purification.
Safety Information:
- 4-Cyano-3-fluorobenzoic acid is an organic compound and has certain toxicity. Please follow the relevant laboratory safety operation specifications for handling.
-During use and storage, it should be kept sealed, away from ignition and oxidizing agents, and avoid exposure to high temperatures, flames or other flammable substances.
-Contact with skin or inhalation of gas may cause allergies or irritation. Please wear appropriate personal protective equipment and ensure good ventilation.
-When handling this compound, appropriate waste disposal measures should be taken to comply with local regulations and regulations.
Nature:
-Appearance: 4-Cyano-3-fluorobenzoic acid is white solid or crystalline powder.
-Melting point: About 110-112 degrees Celsius.
-Solubility: Soluble in chloroform, ether, dichloromethane and alcohol solvents.
-Chemical properties: 4-Cyano-3-fluorobenzoic acid is an organic acid with acidity. It can react with alkali to form the corresponding salts.
Use:
-Chemical industry: 4-Cyano-3-fluorobenzoic acid can be used as an intermediate in organic synthesis and is commonly used in the preparation of organic compounds such as drugs, pesticides and dyes.
-Research use: The compound is also used as a chemical reagent, such as in organic synthesis reactions and research.
Method:
4-Cyano-3-fluorobenzoic acid is usually obtained by cyanation of p-fluorobenzoic acid. In a specific preparation method, sodium cyanide and trichlorosodium cyanurate are reacted in a solvent, and the target product is obtained through steps of hydrolysis, acidification, crystallization and purification.
Safety Information:
- 4-Cyano-3-fluorobenzoic acid is an organic compound and has certain toxicity. Please follow the relevant laboratory safety operation specifications for handling.
-During use and storage, it should be kept sealed, away from ignition and oxidizing agents, and avoid exposure to high temperatures, flames or other flammable substances.
-Contact with skin or inhalation of gas may cause allergies or irritation. Please wear appropriate personal protective equipment and ensure good ventilation.
-When handling this compound, appropriate waste disposal measures should be taken to comply with local regulations and regulations.
Last Update：2024-04-09 02:00:43
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View History
176508-81-9
135748-34-4
359436-60-5
51454-47-8
DOTA mono-NHS ester
UMI77
3-Methoxyazetidine HCl
Dimethylheptenal
三氟利克酸
Trichloroethanal
135748-34-4
359436-60-5
51454-47-8
DOTA mono-NHS ester
UMI77
3-Methoxyazetidine HCl
Dimethylheptenal
三氟利克酸
Trichloroethanal